CN205539345U - Electric arc detection equipment that draws - Google Patents
Electric arc detection equipment that draws Download PDFInfo
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- CN205539345U CN205539345U CN201620360588.6U CN201620360588U CN205539345U CN 205539345 U CN205539345 U CN 205539345U CN 201620360588 U CN201620360588 U CN 201620360588U CN 205539345 U CN205539345 U CN 205539345U
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- current sensor
- master controller
- detecting devices
- signal amplifier
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Abstract
The embodiment of the utility model provides an electric arc detection equipment that draws relates to the electrical safety field for in detecting out the power supply line draw the arc phenomenon time, send alarm signal, so that reduce the probability that electric fire takes place. Above -mentioned electric arc detection equipment that draws includes: a current sensor for gathering power supply line intermediate -current signal, with current sensor connects, be used for with the electric current signal conversion that current sensor gathered is voltage signal, and right voltage signal enlargies the signal amplifier who handles, with signal amplifier connects, is used for being based on the voltage signal that signal amplifier enlargies confirms whether to exist the main control unit who draws the arc, with main control unit connects, is controlled by main control unit for the alarm of alarm output signal.
Description
Technical field
This utility model relates to electrical safety field, particularly relates to a kind of electrically arcing detecting devices.
Background technology
Fire is to threaten people's life and the major hidden danger of property safety, and wherein electrical fire accounts for
Proportion is the biggest.Electrical fire generally refers to due to electric wiring, electrical equipment, utensil and confession
The heat energy of breaking down property of controller switching equipment release；Such as high temperature, electric arc, electric spark and non-faulting
Property release energy, under possessing burning condition, ignite body or other combustibles and the fire that causes
Calamity.The most all can there is electric current phenomenon of arc discharge, if can send out in time in the early stage occurred at electrical fire
Phenomenon of arc discharge in existing supply line sends warning, reminds staff to investigate in time, electrically fire
The probability that calamity occurs can be greatly lowered.
Utility model content
Embodiment of the present utility model provides a kind of electrically arcing detecting devices, in order to detect
During phenomenon of arc discharge in supply line, send alarm signal, in order to reduce what electrical fire occurred
Probability.
For reaching above-mentioned purpose, embodiment of the present utility model adopts the following technical scheme that
This utility model embodiment provides a kind of electrically arcing detecting devices, including: it is used for adopting
The current sensor of current signal in collection supply line；It is connected with described current sensor, in order to
The current signal that described current sensor gathers is converted to voltage signal, and described voltage is believed
Number it is amplified the signal amplifier processed；It is connected with described signal amplifier, in order to according to institute
The voltage signal stating signal amplifier amplification determines whether there is the master controller of arcing；With described
Master controller connects, and is controlled by described master controller, in order to the alarm of output alarm signal.
Alternatively, also include: be connected with described master controller, with thinking that described master controller carries
Supply unit for running voltage.
Alternatively, described supply unit is DC-to-dc DC-DC step-down power supply.
Alternatively, described master controller is LPC824M201JHI33 microprocessor.
Alternatively, described current sensor is the current sensor using nanometer crystal alloy material.
Alternatively, described signal amplifier is two-stage signal amplifier.
This utility model embodiment provides a kind of electrically arcing detecting devices, including: it is used for gathering
The current sensor of current signal in supply line；It is connected with current sensor, in order to electric current is passed
The current signal of sensor collection is converted to voltage signal, and voltage signal is amplified the letter processed
Number amplifier；It is connected with signal amplifier, true in order to the voltage signal amplified according to signal amplifier
The fixed master controller that whether there is arcing；It is connected with master controller, is controlled by master controller, in order to
The alarm of output alarm signal.So, electric arcing detecting devices can pass through current sensor
Collect the current signal in supply line, and the current signal of collection be sent to signal amplifier,
After being amplified by voltage signal by signal amplifier, transmission is to master controller, and master controller can basis
This amplify voltage signal determine whether there is arcing, determine there is arcing time, can control report to the police
Device output alarm signal, it is achieved that during phenomenon of arc discharge in detecting supply line, send warning
Signal, and then staff can be reminded in time to arrange when supply line exists electric arcing
Look into, reduce the purpose of the probability that electrical fire occurs.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of this utility model embodiment, below will be to enforcement
In example or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that,
Accompanying drawing in describing below is only embodiments more of the present utility model, common for this area
From the point of view of technical staff, on the premise of not paying creative work, it is also possible to according to these accompanying drawings
Obtain other accompanying drawing.
Fig. 1 shows for the structure of a kind of electric arcing detecting devices that this utility model embodiment provides
It is intended to；
The structure of the another kind of electrically arcing detecting devices that Fig. 2 provides for this utility model embodiment
Schematic diagram；
Reference:
101-current sensor, 102-signal amplifier, 103-master controller, 104-alarm,
105-supply unit.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, in this utility model embodiment
Technical scheme be clearly and completely described, it is clear that described embodiment be only this
The a part of embodiment of utility model rather than whole embodiments.Based in this utility model
Embodiment, those of ordinary skill in the art are obtained under not making creative work premise
Every other embodiment, broadly falls into the scope of this utility model protection.
This utility model embodiment provides a kind of electrically arcing detecting devices, as it is shown in figure 1,
Including:
For gathering the current sensor 101 of current signal in supply line.With current sensor
101 connect, in order to the current signal that current sensor 101 gathers is converted to voltage signal, and
Voltage signal is amplified the signal amplifier 102 processed.It is connected with signal amplifier 102,
Voltage signal in order to amplify according to signal amplifier 102 determines whether there is the main control of arcing
Device 103.It is connected with master controller 103, is controlled by master controller 103, in order to export alarm signal
Number alarm 104.
Concrete, the current sensor 101 comprised in electric arcing detecting devices amplifies with signal
Device 102 connects, and signal amplifier 102 is connected with master controller 103, master controller 103 with
Alarm 104 connects.So, current sensor 101 can gather in supply line
Current signal, and then by the current signal transfer of collection to signal amplifier 102, signal is put
The current signal of collection can be converted to voltage signal by big device 102, and enters this voltage signal
Row processing and amplifying, the voltage signal after amplifying transmits to master controller 103, master controller 103
Voltage signal after amplifying can be entered with the voltage signal of the existence arcing of storage in storage device
Row compares, and then can determine that whether the voltage signal after amplification exists arcing.If it is determined that
There is phenomenon of arc discharge in the voltage signal after amplification, then need to control alarm 104 and export alarm signal
Number.So, the confession that can be detected timely by the electric arcing detector in this utility model
Phenomenon of arc discharge in electric line, and then staff can be notified timely, reduce electric fire
The probability that calamity occurs.
Further, above-mentioned electric arcing detecting devices, as in figure 2 it is shown, also include: with master
Controller 103 connects, with thinking that master controller 103 provides the supply unit 105 of running voltage.
So, can be that master controller 103 provides running voltage, nothing by supply unit 105
External power supply need to be connected, add the range of electric arcing detecting devices so that
Voltage arcing detecting devices is not limited by power supply.
Further, supply unit 105 is DC-to-dc DC-DC step-down power supply.Example
As, the DC voltage of input is 12V (volt)-28V, and the DC voltage of output is 3.3V, DC-DC
It is high that step-down power supply has conversion efficiency, and heating is few, and volume is little, pressure high.
Further, above-mentioned master controller 103 is LPC824M201JHI33 microprocessor.Its
In, the work dominant frequency of the up to 30M of LPC824M201JHI33 microprocessor, electrically draw to this
The Quick Acquisition of arc detecting devices processes and provides reliable guarantee.
Further, current sensor 101 is the current sensor using nanometer crystal alloy material.
Wherein, nanometer crystal alloy material (ultracrystallite), the saturation induction having taken into account silicon steel material is strong
While degree height, having again higher initial permeability, comprehensive performance parameter is relatively good, particularly
Production technology and material technology were more and more ripe in recent years, and a lot of high-end applications gradually replace slope
Not alloy material, is increasingly widely applied.Therefore the electricity of nanometer crystal alloy material is used
Flow sensor can collect the original current signal in supply line as far as possible, the most as far as possible
Reduce cost.
Further, signal amplifier 102 is two-stage signal amplifier.Wherein, two-stage signal
The first order of amplifier is anti-phase amplification, and the second level is that homophase amplifies.
This utility model embodiment provides a kind of electrically arcing detecting devices, including: it is used for adopting
The current sensor of current signal in collection supply line；It is connected with current sensor, in order to by electricity
The current signal of flow sensor collection is converted to voltage signal, and voltage signal is amplified place
The signal amplifier of reason；It is connected with signal amplifier, in order to the electricity amplified according to signal amplifier
Pressure signal determines whether there is the master controller of arcing；It is connected with master controller, is controlled by master control
Device processed, in order to the alarm of output alarm signal.So, electric arcing detecting devices can lead to
Over-current sensor collects the current signal in supply line, and is sent out by the current signal of collection
Give signal amplifier, signal amplifier after voltage signal being amplified, transmit to master controller,
Master controller can amplify voltage signal according to this and determine whether there is arcing, is determining that existence is drawn
During arc, alarm output alarm signal can be controlled, it is achieved that in detecting supply line
During phenomenon of arc discharge, send alarm signal, so can when there is electric arcing in supply line,
Remind staff to investigate in time, reduce the purpose of the probability that electrical fire occurs.
It is last it is noted that above example is only in order to illustrate the technical solution of the utility model,
It is not intended to limit；Although this utility model being described in detail with reference to previous embodiment,
It will be understood by those within the art that: it still can be to described in foregoing embodiments
Technical scheme modify, or wherein portion of techniques feature is carried out equivalent；And this
A little amendments or replacement, do not make the essence of appropriate technical solution depart from this utility model and respectively implement
The spirit and scope of example technical scheme.
Claims (6)
1. an electric arcing detecting devices, it is characterised in that including:
For gathering the current sensor of current signal in supply line；
It is connected with described current sensor, in order to the current signal that described current sensor is gathered
Be converted to voltage signal, and described voltage signal is amplified the signal amplifier processed；
It is connected with described signal amplifier, in order to the voltage letter amplified according to described signal amplifier
Number determine whether there is the master controller of arcing；
It is connected with described master controller, is controlled by described master controller, in order to output alarm signal
Alarm.
The most electric arcing detecting devices, it is characterised in that also include:
It is connected with described master controller, with thinking that described master controller provides the power supply of running voltage
Device.
Electric arcing detecting devices the most according to claim 2, it is characterised in that
Described supply unit is DC-to-dc DC-DC step-down power supply.
4., according to the electric arcing detecting devices described in any one of claim 1-3, its feature exists
In, described master controller is LPC824M201JHI33 microprocessor.
5., according to the electric arcing detecting devices described in any one of claim 1-3, its feature exists
In, described current sensor is the current sensor using nanometer crystal alloy material.
6., according to the electric arcing detecting devices described in any one of claim 1-3, its feature exists
In, described signal amplifier is two-stage signal amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620360588.6U CN205539345U (en) | 2016-04-25 | 2016-04-25 | Electric arc detection equipment that draws |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620360588.6U CN205539345U (en) | 2016-04-25 | 2016-04-25 | Electric arc detection equipment that draws |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205539345U true CN205539345U (en) | 2016-08-31 |
Family
ID=56796172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620360588.6U Active CN205539345U (en) | 2016-04-25 | 2016-04-25 | Electric arc detection equipment that draws |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205539345U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111986417A (en) * | 2020-09-07 | 2020-11-24 | 山东臣乔电气科技股份有限公司 | Intelligent electrical fire monitoring system based on Internet of things |
-
2016
- 2016-04-25 CN CN201620360588.6U patent/CN205539345U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111986417A (en) * | 2020-09-07 | 2020-11-24 | 山东臣乔电气科技股份有限公司 | Intelligent electrical fire monitoring system based on Internet of things |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |